3-chloro-4-fluorophenylhydrazine

3-氯-4-氟苯肼

Also known as: (3-chloro-4-fluorophenyl)hydrazine, 1-(3-chloro-4-fluorophenyl)hydrazine, 2-Chloro-1-fluoro-4-hydrazinobenzene, 2-Fluoro-5-(hydrazino)chlorobenzene, Hydrazine,(3-chloro-4-fluorophenyl)-

3-chloro-4-fluorophenylhydrazine (CAS 84282-78-0) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C6H6ClFN2 and a molecular weight of 160.57700 g/mol. It is also known as (3-chloro-4-fluorophenyl)hydrazine, 1-(3-chloro-4-fluorophenyl)hydrazine and 2-Chloro-1-fluoro-4-hydrazinobenzene. Key properties include a melting point of 74-79 °C(lit.), a boiling point of 253.1ºC at 760 mmHg, a density of 1.43g/cm3 and a flash point of 106.9ºC. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H315 — Causes skin irritation and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
84282-78-0
Jingsj CID
J-1118498-2
Molecular Formula
C6H6ClFN2
Chinese Name
3-氯-4-氟苯肼
Molecular Weight
160.57700 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point74-79 °C(lit.)
Boiling Point253.1ºC at 760 mmHg
Density1.43g/cm3
Flash Point106.9ºC
Exact Mass160.02000
PSA38.05000
LogP2.53800
Refractive Index1.624

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2928000090
Summary2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 3-chloro-4-fluorophenylhydrazine?

The CAS number of 3-chloro-4-fluorophenylhydrazine is 84282-78-0.

What are the molecular formula and molecular weight of 3-chloro-4-fluorophenylhydrazine?

3-chloro-4-fluorophenylhydrazine has molecular formula C6H6ClFN2 and molecular weight 160.57700 g/mol.

Is 3-chloro-4-fluorophenylhydrazine hazardous?

3-chloro-4-fluorophenylhydrazine has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H315 — Causes skin irritation; H318 — Causes serious eye damage.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-chloro-4-fluorophenylhydrazine (CAS 84282-78-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1118498-2 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.